Stack sampling profiler: enable at 10% for GPU process on dev

chrome/common/stack_sampling_configuration.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/common/stack_sampling_configuration.h"
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
 #include "base/rand_util.h"
 #include "chrome/common/channel_info.h"
@@ skipping 169 matching lines @@
       return ChooseConfiguration({
         { PROFILE_BROWSER_PROCESS, 0},
         { PROFILE_GPU_PROCESS, 0},
         { PROFILE_BROWSER_AND_GPU_PROCESS, 50},
         { PROFILE_CONTROL, 50},
         { PROFILE_DISABLED, 0}
       });
 
     case version_info::Channel::DEV:
       return ChooseConfiguration({
-        { PROFILE_BROWSER_PROCESS, 100},
+        { PROFILE_BROWSER_PROCESS, 80},
         { PROFILE_GPU_PROCESS, 0},
-        { PROFILE_BROWSER_AND_GPU_PROCESS, 0},
-        { PROFILE_CONTROL, 0},
+        { PROFILE_BROWSER_AND_GPU_PROCESS, 10},
+        { PROFILE_CONTROL, 10},
         { PROFILE_DISABLED, 0}
       });
 
     default:
       return PROFILE_DISABLED;
   }
 }